| 1. About a Scientist | |
| 2. With an animal on the cover | Winds of Fate Mercedes Lackey |
| 3. About a scientific breakthrough | The Killer of Little Shephards Douglas Starr |
| 4. Set in a forest | Blue Moon Laurell K Hamilton |
| 5. With an animal protagonist | Mastiff Tamora Pierce |
| 6. Set in space | |
| 7. About women in space | |
| 8. About science gone wrong | |
| 9. About sea creatures | |
| 10. With an insect or arachnid on the cover | |
| 11. About a dangerous creature | Soul Taken Patricia Briggs |
| 12. That plays with time | Beneath the Sugar Sky Seanan McGuire |
| 13. With a green cover | |
| 14. About a futuristic society | |
| 15. That is climate fiction | |
| 16. Set in the wilderness | |
| 17. With a nature word in the title | Where Snowflakes Dance and Curse Stephen Manes |
| 18. With an element from the periodic table in the title | |
| 19. About BIPOC in science | |
| 20. With a tree on the cover | In an Absent Dream Seanan McGuire |
| 21. With space words in the title | |
| 22. Set on a farm | |
| 23. That teaches you something new | When Boobs Attack Stephanie Ewing & Jennifer Pope |
| 24. That is classic science fiction | |
| 25. That has fungi on the cover | |
| 26. About your favorite science or nature topic | |
| 27. About hiking or camping | |
| 28. Written by an Indigenous author | |
| 29. About vaccines | |
| 30. Of nature poetry | |
| 31. With flowers or plants on the cover | |
| 32. About plagues or pandemics | Asleep Molly Caldwell Crosby |
| 33. While sitting outside or next to a window | Restoree Anne McCaffrey |
| 34. Set at your favorite outdoor place | |
| 35. That was sustainably acquired | By the Sword Mercedes Lackey |
| 36. Set in your favorite season | Circus of the Damned Laurell K Hamilton |
| 37. With a disabled character | Come Tumbling Down Seanan McGuire |
| 38. About a natural disaster | |
| 39. About gardens or gardening | |
| 40. About survival | If You Tell Gregg Olsen |